Kubota WSM STV32 Workshop Manual page 309

STV32 · STV36 · STV40, WSM
Pump Test
A Before pump testing, perform the flowmeter connecting
and test preparation.
1. Open the loading valve completely.
2. Start the engine and set at approx. 2700 rpm.
3. Read and note the pump delivery at no pressure.
4. Slowly close the loading valve to increase pressure approx.
11.2 MPa (114
5. Read and note the pump flow at rated pressure.
6. Open the loading valve and stop the engine.
(Reference)
Hydraulic pump delivery
Factory spec.
at no pressure
Factory spec.
Hydraulic pump delivery
at rated pressure
Allowable limit
Condition
A Engine speed ........ Approx. 2700 rpm
A Rated pressure ..... 10.7 to 11.7 MPa
109.1 to 119.3
1552 to 1697 psi
A Oil temperature ..... 40 to 60
8-S7
HYDRAULIC SYSTEM
, 1624 psi).
14.0 L/min.
3.70 U.S.gal./min.
3.08 Imp.gal./min.
13.72 L/min.
3.62 U.S.gal./min.
3.02 Imp.gal./min.
12.25 L/min.
3.24 U.S.gal./min.
2.69 Imp.gal./min.
(104 to 140 )
0000007844E
KiSC issued 04, 2006 A